CVE-2026-68434

A flaw was found in the Linux kernel's 8250mid serial driver. This vulnerability occurs due to missing NULL checks before calling setup and exit callbacks, which can result in a NULL pointer dereference. A local attacker could exploit this flaw to cause a kernel oops, leading to a Denial of Servi...

CVE-2026-68434

In the Linux kernel, the following vulnerability has been resolved: serial: 8250mid: Fix NULL function pointer dereference on DNV/ICX-D/SNR platforms Commit b1b4efea05a5 "serial: 8250mid: Disable DMA for selected platforms" replaced the dnvboard setup and exit callbacks with PTRIFfalse, ..., whic...

EUVD-2026-57042

In the Linux kernel, the following vulnerability has been resolved: serial: 8250mid: Fix NULL function pointer dereference on DNV/ICX-D/SNR platforms Commit b1b4efea05a5 "serial: 8250mid: Disable DMA for selected platforms" replaced the dnvboard setup and exit callbacks with PTRIFfalse, ..., whic...

CVE-2026-68434

In the Linux kernel, the following vulnerability has been resolved: serial: 8250mid: Fix NULL function pointer dereference on DNV/ICX-D/SNR platforms Commit b1b4efea05a5 "serial: 8250mid: Disable DMA for selected platforms" replaced the dnvboard setup and exit callbacks with PTRIFfalse, ..., whic...

PT-2026-70948

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists where the kernel performs a NULL function pointer dereference on Denverton DNV, Ice Lake Xeon D ICX-D/CDF, or Snowridge SNR platforms. This occurs because the mid8250 pro...

Null pointer dereference

Incorrect pointer checks within the the FwBlockServiceSmm driver can allow arbitrary RAM modifications During review of the FwBlockServiceSmm driver, certain instances of SpiAccessLib could be tricked into writing 0xff to arbitrary system and SMRAM addresses. Fixed in: INTEL Purley-R: 05.21.51.00...